73453814 has 16 divisors (see below), whose sum is σ = 126564768. Its totient is φ = 31319232.

The previous prime is 73453801. The next prime is 73453819. The reversal of 73453814 is 41835437.

It is a super-2 number, since 2×73453814² = 10790925582293192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73453819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10559 + ... + 16074.

It is an arithmetic number, because the mean of its divisors is an integer number (7910298).

Almost surely, 2^73453814 is an apocalyptic number.

73453814 is a deficient number, since it is larger than the sum of its proper divisors (53110954).

73453814 is a wasteful number, since it uses less digits than its factorization.

73453814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26839.

The product of its digits is 40320, while the sum is 35.

The square root of 73453814 is about 8570.5200542324. The cubic root of 73453814 is about 418.7981780463.

The spelling of 73453814 in words is "seventy-three million, four hundred fifty-three thousand, eight hundred fourteen".